Y37: Military operations includes injuries to military personnel and civilians occurring during peacetime on military property and during routine military exercises and operations excludes1 military aircraft involved in aircraft accident with civilian aircraft (V97.81-) military vehicles involved in transport accident with civilian vehicle (V09.01, V09.21, V19.81, V29.81, V39.81, V49.81, V59.81, V69.81, V79.81) military watercraft involved in water transport accident with civilian watercraft (V94.81-) war operations (Y36.-) sevenChrNote The appropriate 7th character is to be added to each code from category Y37 sevenChrDef A: initial encounter D: subsequent encounter S: sequela |
| Y37.0: Military operations involving explosion of marine weapons |
| Y37.1: Military operations involving destruction of aircraft |
| Y37.2: Military operations involving other explosions and fragments |
| Y37.3: Military operations involving fires, conflagrations and hot substances |
| Y37.4: Military operations involving firearm discharge and other forms of conventional warfare |
| Y37.5: Military operations involving nuclear weapons |
| Y37.6: Military operations involving biological weapons |
| Y37.7: Military operations involving chemical weapons and other forms of unconventional warfare |
| Y37.9: Other and unspecified military operations |